4409644444 has 24 divisors (see below), whose sum is σ = 7803749408. Its totient is φ = 2180044800.

The previous prime is 4409644441. The next prime is 4409644451. The reversal of 4409644444 is 4444469044.

4409644444 is a modest number, since divided by 44444 gives 44096 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 4409644444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4409644441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 461257 + ... + 470719.

Almost surely, 2^4409644444 is an apocalyptic number.

It is an amenable number.

4409644444 is a deficient number, since it is larger than the sum of its proper divisors (3394104964).

4409644444 is a wasteful number, since it uses less digits than its factorization.

4409644444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10765 (or 10763 counting only the distinct ones).

The product of its (nonzero) digits is 884736, while the sum is 43.

The square root of 4409644444 is about 66405.1537457749. The cubic root of 4409644444 is about 1639.8389247910.

The spelling of 4409644444 in words is "four billion, four hundred nine million, six hundred forty-four thousand, four hundred forty-four".